Kaoru Tamanegi is the perfect Samurai, according to the training rules, his obedience to his sensei, his shogun Kyrui and the emperor. His training makes him a disciplined and faithful fighter, displaying polished combat style, with smooth and coordinated movements.
His naiveté is the quality that shows he is a good guy, often being the butt of Broccoli Joe's jokes.
Broccoli Joe is a free-spirited adventurer who travels aimlessly, carried by the wind. Throughout his adventure he begins to understand the true meaning of friendship and loyalty.
He eventually comes to understand what honor is, and he fights with Kaoru Tamanegi to restore peace to the empire.